Đề thi






Đáp án
| 1 | A | 11 | B | 21 | B | 31 | B | 41 | A |
| 2 | B | 12 | A | 22 | D | 32 | D | 42 | A |
| 3 | A | 13 | D | 23 | C | 33 | C | 43 | A |
| 4 | A | 14 | D | 24 | A | 34 | D | 44 | A |
| 5 | C | 15 | A | 25 | D | 35 | C | 45 | B |
| 6 | B | 16 | A | 26 | B | 36 | D | 46 | C |
| 7 | C | 17 | C | 27 | D | 37 | A | 47 | D |
| 8 | C | 18 | B | 28 | B | 38 | C | 48 | B |
| 9 | B | 19 | C | 29 | D | 39 | C | 49 | B |
| 10 | C | 20 | D | 30 | A | 40 | D | 50 | B |